| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 3.5 | 吨/公顷 | 2026-9 |
| 2025/2026 | 3.846 | 吨/公顷 | 2026-9 |
| 2024/2025 | 4.574 | 吨/公顷 | 2026-9 |
| 2023/2024 | 3.742 | 吨/公顷 | 2026-9 |
| 2022/2023 | 3.84 | 吨/公顷 | 2026-9 |
| 2021/2022 | 4.257 | 吨/公顷 | 2026-9 |
| 2020/2021 | 2.86 | 吨/公顷 | 2026-9 |
| 2019/2020 | 1.946 | 吨/公顷 | 2026-9 |
| 2018/2019 | 2.109 | 吨/公顷 | 2026-9 |
| 2017/2018 | 2.721 | 吨/公顷 | 2026-9 |
| 2016/2017 | 2.701 | 吨/公顷 | 2026-9 |
| 2015/2016 | 3.438 | 吨/公顷 | 2026-9 |
| 2014/2015 | 3.018 | 吨/公顷 | 2026-9 |
| 2013/2014 | 2.41 | 吨/公顷 | 2026-9 |
| 2012/2013 | 3.441 | 吨/公顷 | 2026-9 |
| 2011/2012 | 3.398 | 吨/公顷 | 2026-9 |
| 2010/2011 | 3.057 | 吨/公顷 | 2026-9 |
| 2009/2010 | 3.028 | 吨/公顷 | 2026-9 |
| 2008/2009 | 3.51 | 吨/公顷 | 2026-9 |
| 2007/2008 | 4.023 | 吨/公顷 | 2026-9 |
| 2006/2007 | 2.093 | 吨/公顷 | 2026-9 |
| 2005/2006 | 2.518 | 吨/公顷 | 2026-9 |
| 2004/2005 | 2.664 | 吨/公顷 | 2026-9 |
| 2003/2004 | 2.737 | 吨/公顷 | 2026-9 |
| 2002/2003 | 2.196 | 吨/公顷 | 2026-9 |
| 2001/2002 | 2.456 | 吨/公顷 | 2026-9 |
| 2000/2001 | 2.553 | 吨/公顷 | 2026-9 |
| 1999/2000 | 3.402 | 吨/公顷 | 2026-9 |
| 1998/1999 | 3.222 | 吨/公顷 | 2026-9 |
| 1997/1998 | 2.132 | 吨/公顷 | 2026-9 |
| 1996/1997 | 2.62 | 吨/公顷 | 2026-9 |
| 1995/1996 | 2.068 | 吨/公顷 | 2026-9 |
| 1994/1995 | 1.854 | 吨/公顷 | 2026-9 |
| 1993/1994 | 1.888 | 吨/公顷 | 2026-9 |
| 1992/1993 | 1.283 | 吨/公顷 | 2026-9 |
| 1991/1992 | 2.587 | 吨/公顷 | 2026-9 |
| 1990/1991 | 1.933 | 吨/公顷 | 2026-9 |
| 1989/1990 | 2.555 | 吨/公顷 | 2026-9 |
| 1988/1989 | 1.989 | 吨/公顷 | 2026-9 |
| 1987/1988 | 2.192 | 吨/公顷 | 2026-9 |
| 1986/1987 | 1.738 | 吨/公顷 | 2026-9 |
| 1985/1986 | 1.929 | 吨/公顷 | 2026-9 |
| 1984/1985 | 1.894 | 吨/公顷 | 2026-9 |
| 1983/1984 | 2.582 | 吨/公顷 | 2026-9 |
| 1982/1983 | 1.355 | 吨/公顷 | 2026-9 |
| 1981/1982 | 2.029 | 吨/公顷 | 2026-9 |
| 1980/1981 | 1.83 | 吨/公顷 | 2026-9 |
| 1979/1980 | 1.777 | 吨/公顷 | 2026-9 |
| 1978/1979 | 2.399 | 吨/公顷 | 2026-9 |
| 1977/1978 | 1.812 | 吨/公顷 | 2026-9 |
| 1976/1977 | 1.797 | 吨/公顷 | 2026-9 |
| 1975/1976 | 2.23 | 吨/公顷 | 2026-9 |
| 1974/1975 | 1.763 | 吨/公顷 | 2026-9 |
| 1973/1974 | 1.965 | 吨/公顷 | 2026-9 |
| 1972/1973 | 1.461 | 吨/公顷 | 2026-9 |
| 1971/1972 | 1.925 | 吨/公顷 | 2026-9 |
| 1970/1971 | 2.351 | 吨/公顷 | 2026-9 |
| 1969/1970 | 1.524 | 吨/公顷 | 2026-9 |
| 1968/1969 | 1.4 | 吨/公顷 | 2026-9 |
| 1967/1968 | 1.54 | 吨/公顷 | 2026-9 |
| 1966/1967 | 1.571 | 吨/公顷 | 2026-9 |
| 1965/1966 | 1.114 | 吨/公顷 | 2026-9 |
| 1964/1965 | 1.393 | 吨/公顷 | 2026-9 |
| 1963/1964 | 1.453 | 吨/公顷 | 2026-9 |
| 1962/1963 | 1.766 | 吨/公顷 | 2026-9 |
| 1961/1962 | 1.735 | 吨/公顷 | 2026-9 |
| 1960/1961 | 1.583 | 吨/公顷 | 2026-9 |